56406764 has 24 divisors (see below), whose sum is σ = 104552448. Its totient is φ = 26571600.

The previous prime is 56406751. The next prime is 56406767. The reversal of 56406764 is 46760465.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (56406767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1589 + ... + 10739.

It is an arithmetic number, because the mean of its divisors is an integer number (4356352).

Almost surely, 2^56406764 is an apocalyptic number.

It is an amenable number.

56406764 is a deficient number, since it is larger than the sum of its proper divisors (48145684).

56406764 is a wasteful number, since it uses less digits than its factorization.

56406764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9245 (or 9243 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 56406764 is about 7510.4436619949. The cubic root of 56406764 is about 383.5103259958.

The spelling of 56406764 in words is "fifty-six million, four hundred six thousand, seven hundred sixty-four".